Discovery reveals a new type of organization in materials and expands our understanding of how complex structures emerge in nature

[Hebrew University of Jerusalem] – For the first time, scientists have observed a three-dimensional woven structure forming naturally inside a crystal, revealing a previously unknown way in which matter can organize itself.

Jerusalem, August 2026 – The Hebrew University of Jerusalem proudly congratulates Prof. Haim Sompolinsky, one of the world's leading theoretical physicists and neuroscientists, on being awarded the 2026 Dirac Medal and Prize by the Abdus Salam International Centre for Theoretical Physics (ICTP).

New study finds that while common carp are highly vulnerable to a devastating virus, their close relatives help stop its spread—offering hope for fish farmers and freshwater ecosystems.

[Hebrew University of Jerusalem] – For many Israeli families, no Rosh Hashanah table is complete without carp. Whether served as traditional gefilte fish or another festive dish, the fish has long symbolized abundance and prosperity for the year ahead.

But for carp farmers around the world, the holiday favourite has a serious enemy.